What is Color Blindness & How to Test for Color Blindness

There are small color sensing granules known as cones in the nerve cells of our eyes. Color blindness is caused when these granules or pigments are missing. Color blindness is more common in men than in women, and one out of ten men have some kind of color vision problem. There is inherited color blindness and acquired color blindness. There is no treatment for inherited color blindness however, acquired color blindness can be cured.

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